public ProductDao() { db = new DoAnASPDBContext(); }
public UserDao() { db = new DoAnASPDBContext(); }
public NewsDao() { db = new DoAnASPDBContext(); }
public FeedBackDao() { db = new DoAnASPDBContext(); }
public CategoryDao() { db = new DoAnASPDBContext(); }
public CityDao() { db = new DoAnASPDBContext(); }